CN102475531A - Optical system for LED (light emitting diode) endoscopic cold light sources - Google Patents
Optical system for LED (light emitting diode) endoscopic cold light sources Download PDFInfo
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- CN102475531A CN102475531A CN2010105598418A CN201010559841A CN102475531A CN 102475531 A CN102475531 A CN 102475531A CN 2010105598418 A CN2010105598418 A CN 2010105598418A CN 201010559841 A CN201010559841 A CN 201010559841A CN 102475531 A CN102475531 A CN 102475531A
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Abstract
The invention discloses an optical system for LED (light emitting diode) endoscopic cold light sources, which comprises an LED light source device and a transmitted light beam socket, and the transmitted light beam socket is arranged on the right side of the LED light source device; the LED light source device comprises an LED radiating fin, a high-power white light LED and a reflector, the high-power white light LED is arranged in the middle of the right side of the LED radiating fin, and the reflector is arranged on the outside of the high-power white light LED; and the center of the inside of the transmitted light beam socket is provided with a condensed-light coupled device, the left end of the condensed-light coupled device is arranged opposite to the high-power white light LED, the right end of the condensed-light coupled device is provided with a transmitted light beam, the left end of the transmitted light beam is arranged in the transmitted light beam socket and is in pluggable connection with the transmitted light beam socket. The optical system for LED (light emitting diode) endoscopic cold light sources disclosed by the invention is simple in structure, reasonable in design and easy to use; and by using the optical system, the defects that in the prior art, because of taking a xenon lamp as an endoscopic light source, the power consumption is high, the brightness adjustment is inconvenient, and the maintenance is inconvenient are effectively overcome; and meanwhile, the safety factor is increased, and the medical conditions are improved.
Description
Technical field
The present invention relates to a kind of medical endoscope cold light source, especially relate to a kind of LED endoscope cold light source optical system.
Background technology
At present, as light source, endoscope need avoid the injury to human body, and the spectrum that xenon lamp sends not only comprises white-light spectrum to most medical endoscope as a kind of invasive checking tool, also contains the infrared ray with heat effect, and optical filter need be set with xenon lamp; And the brightness of xenon lamp is not easy to regulate, and at present ways of adjustment aperture size that adopt are adjusted brightness more, complex structure, adjustment inconvenience; Simultaneously, the xenon lamp power consumption is big, and parts such as high tension generator are prone to aging, and maintenance workload is big.
Summary of the invention
Technical problem to be solved by this invention is to above-mentioned deficiency of the prior art; A kind of LED endoscope cold light source optical system is provided; It is simple in structure, reasonable in design and easy to use; Can effectively overcome in the prior art, brightness adjustment inconvenience high as the endoscope illuminator power consumption and safeguard the defective of inconvenience, have simultaneously that energy consumption is low, brightness is adjustable, non-maintaining and characteristics that safety coefficient is high, and then help improving medical condition with xenon lamp.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of LED endoscope cold light source optical system; It is characterized in that: comprise led light source device and the biography light beam socket that is arranged on led light source device right side; Said led light source device comprises the LED fin, is installed in the large power white light LED of LED fin right side central and is arranged on the outside reflector of large power white light LED; Said biography light beam socket inside center is provided with the optically focused coupling device; Said optically focused coupling device left end is relative with large power white light LED, and said optically focused coupling device right-hand member is provided with the biography light beam, said biography light beam left end be positioned at pass the light beam socket inner and with pass the socket connection of light beam socket.
Above-mentioned LED endoscope cold light source optical system is characterized in that: the led chip of said large power white light LED is positioned at place, reflector focal position.
Above-mentioned LED endoscope cold light source optical system is characterized in that: said optically focused coupling device is reflective light cone.
Above-mentioned LED endoscope cold light source optical system is characterized in that: said optically focused coupling device is one-body molded with biography light beam socket.
The present invention compared with prior art has the following advantages:
1, simple in structure, reasonable in design; The light that this cold light source optical system is sent large power white light LED gets into through a series of optical element couplings back and passes light beam; As the cold light source of endoscope, and adjust the brightness of endoscope easily through regulating led drive circuit.
2, can effectively overcome in the prior art, brightness adjustment inconvenience high as the endoscope illuminator power consumption and safeguard the defective of inconvenience, have simultaneously that energy consumption is low, brightness is adjustable, non-maintaining and characteristics that safety coefficient is high, and then help improving medical condition with xenon lamp.
3, easy to use, this cold light source optical system is adjusted the brightness of endoscope easily through regulating led drive circuit, and is easy and simple to handle.
4, significantly reduced infrared ray with heat effect, the setting of saving optical filter, simplified structure has improved safety coefficient.
Through accompanying drawing and embodiment, the present invention is done further detailed description below.
Description of drawings
Fig. 1 is an overall structure sketch map of the present invention.
Description of reference numerals:
The 1-large power white light LED; The 2-LED fin; The 3-reflector;
4-optically focused coupling device; 5-passes the light beam socket; 6-passes light beam.
The specific embodiment
As shown in Figure 1 a kind of LED endoscope cold light source optical system; Comprise led light source device and the biography light beam socket 5 that is arranged on led light source device right side; Said led light source device comprises LED fin 2, be installed in the large power white light LED 1 of LED fin 2 right side central and be arranged on the outside reflector 3 of large power white light LED 1; Said biography light beam socket 5 inside center are provided with optically focused coupling device 4; Said optically focused coupling device 4 left ends are relative with large power white light LED 1, and said optically focused coupling device 4 right-hand members are provided with and pass light beam 6, said biography light beam 6 left ends be positioned at pass light beam socket 5 inner and with pass 5 socket connections of light beam socket.
The led chip of said large power white light LED 1 is positioned at place, reflector 3 focal positions.This reflector is used to collect light that led chip sends and light is collimated, and light is coupled in the reflective light cone 4 expeditiously, is convenient to reflective light cone 4 and carries out optical coupling and handle.
Said optically focused coupling device 4 is reflective light cone.
Said optically focused coupling device 4 is one-body molded with biography light beam socket 5.Not only simplify the structure, and improved coupling efficiency.
Operation principle of the present invention is: the light that large power white light LED 1 sends gets into optically focused coupling device 4 behind the collimation of reflector 3, after the convergence through optically focused coupling device 4, is coupled in the biography light beam 6 that passes on the light beam socket 5; Owing to passing light beam 6 and passing 5 socket connections of light beam socket, therefore can on biography light beam socket 5, plug easily.In this process; Because LED fin 2 is processed by the heat conduction good metal, can effectively improve radiating effect, and owing to large power white light LED 1 is connected with led drive circuit; Can adjust the brightness of large power white light LED 1 through regulating led drive circuit, and then the brightness of adjustment endoscope.
In sum, the present invention is that light that large power white light LED 1 is sent gets into through a series of optical elements couplings back and passes light beams 6, as the cold light source of endoscope, and adjusts the brightness of endoscope easily through regulating led drive circuit.Therefore, it can not only energy savings, and power consumption is little, and cost is low, has significantly reduced the infrared ray with heat effect simultaneously, has saved the setting of optical filter, and simplified structure has improved safety coefficient.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit changes any simple modification, change and the equivalent structure that above embodiment did according to the present invention, all still belongs in the protection domain of technical scheme of the present invention.
Claims (4)
1. LED endoscope cold light source optical system; It is characterized in that: comprise led light source device and the biography light beam socket (5) that is arranged on led light source device right side; Said led light source device comprises LED fin (2), is installed in the large power white light LED (1) of LED fin (2) right side central and is arranged on the outside reflector (3) of large power white light LED (1); Said biography light beam socket (5) inside center is provided with optically focused coupling device (4); Said optically focused coupling device (4) left end and large power white light LED (1) are relative; Said optically focused coupling device (4) right-hand member is provided with and passes light beam (6), said biography light beam (6) left end be positioned at pass light beam socket (5) inner and with pass light beam socket (5) socket connection.
2. according to the described LED of claim 1 endoscope cold light source optical system, it is characterized in that: the led chip of said large power white light LED (1) is positioned at place, reflector (3) focal position.
3. according to the described LED of claim 1 endoscope cold light source optical system, it is characterized in that: said optically focused coupling device (4) is reflective light cone.
4. according to the described LED of claim 1 endoscope cold light source optical system, it is characterized in that: said optically focused coupling device (4) is one-body molded with biography light beam socket (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105598418A CN102475531A (en) | 2010-11-25 | 2010-11-25 | Optical system for LED (light emitting diode) endoscopic cold light sources |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105598418A CN102475531A (en) | 2010-11-25 | 2010-11-25 | Optical system for LED (light emitting diode) endoscopic cold light sources |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102475531A true CN102475531A (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105598418A Pending CN102475531A (en) | 2010-11-25 | 2010-11-25 | Optical system for LED (light emitting diode) endoscopic cold light sources |
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| CN (1) | CN102475531A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141897A (en) * | 2014-06-24 | 2014-11-12 | 浙江大学医学院附属妇产科医院 | Light cone system for cold light source focusing |
| WO2016201841A1 (en) * | 2015-06-19 | 2016-12-22 | 京东方科技集团股份有限公司 | Visual inspection assisting equipment |
| CN107427200A (en) * | 2015-04-23 | 2017-12-01 | 奥林巴斯株式会社 | Lighting device, endoscope and endoscopic system |
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| CN1757373A (en) * | 2005-10-25 | 2006-04-12 | 郭研 | Miniature and high brightness luminescence source for medical inflexible endoscope |
| CN201081096Y (en) * | 2007-09-06 | 2008-07-02 | 太原浩辰世纪科技发展有限公司 | Portable button type illuminating source |
| CN101601572A (en) * | 2009-07-27 | 2009-12-16 | 杭州桐庐尖端内窥镜有限公司 | A kind of cold light source device of medical endoscope |
| CN201431441Y (en) * | 2009-05-25 | 2010-03-31 | 朱永辉 | LED cold light source for medical endoscope |
| CN101711118A (en) * | 2008-01-18 | 2010-05-19 | 强生有限公司 | Portable imaging device |
| CN201481381U (en) * | 2009-07-27 | 2010-05-26 | 杭州桐庐尖端内窥镜有限公司 | Cold light source device for medical endoscope |
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2010
- 2010-11-25 CN CN2010105598418A patent/CN102475531A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1757373A (en) * | 2005-10-25 | 2006-04-12 | 郭研 | Miniature and high brightness luminescence source for medical inflexible endoscope |
| CN201081096Y (en) * | 2007-09-06 | 2008-07-02 | 太原浩辰世纪科技发展有限公司 | Portable button type illuminating source |
| CN101711118A (en) * | 2008-01-18 | 2010-05-19 | 强生有限公司 | Portable imaging device |
| CN201431441Y (en) * | 2009-05-25 | 2010-03-31 | 朱永辉 | LED cold light source for medical endoscope |
| CN101601572A (en) * | 2009-07-27 | 2009-12-16 | 杭州桐庐尖端内窥镜有限公司 | A kind of cold light source device of medical endoscope |
| CN201481381U (en) * | 2009-07-27 | 2010-05-26 | 杭州桐庐尖端内窥镜有限公司 | Cold light source device for medical endoscope |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141897A (en) * | 2014-06-24 | 2014-11-12 | 浙江大学医学院附属妇产科医院 | Light cone system for cold light source focusing |
| CN104141897B (en) * | 2014-06-24 | 2017-01-25 | 浙江大学医学院附属妇产科医院 | Light cone system for cold light source focusing |
| CN107427200A (en) * | 2015-04-23 | 2017-12-01 | 奥林巴斯株式会社 | Lighting device, endoscope and endoscopic system |
| WO2016201841A1 (en) * | 2015-06-19 | 2016-12-22 | 京东方科技集团股份有限公司 | Visual inspection assisting equipment |
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Application publication date: 20120530 |